Update server.js

server.js

@@ -19,23 +19,18 @@ app.use(express.static("public"));
 
 /* ------------------------------------------------------------------
    1)  Helyi KJV betöltése és NORMALIZÁLÁSA
-   A `kjv.json`‑nak sokféle struktúrája lehet (thiagobodruk, aruljohn, stb.).
-   Minden verziót egységes, könnyen indexelhető formára (Book → Chapter[] → Verse[]) alakítunk.
 ------------------------------------------------------------------ */
-let LOCAL_BIBLE = null;          // { Genesis: [ ["v1", "v2", ...], ... ], Exodus: ... }
+let LOCAL_BIBLE = null;          // { Book: [ [v1,v2,…], … ] }
 
 function normaliseBook(raw) {
-  /* nyers könyvobjektum → [ [verseStrs…] ] */
-  if (Array.isArray(raw)) {
-    // már jó: [["In the beginning", …], …]
-    return raw;
-  }
+  // már kapunk tömböt? => kész
+  if (Array.isArray(raw)) return raw;
+  // aruljohn: { chapters:[ { verses:["…"] }, … ] }
   if (raw.chapters && Array.isArray(raw.chapters)) {
-    // pl. { chapters:[ { verses:["…"] }, … ] }
     return raw.chapters.map(ch => Array.isArray(ch) ? ch : ch.verses?.map(v => (v.text ?? v).trim()));
   }
+  // thiagobodruk: { verses:[ {chapter,verse,text}, … ] }
   if (raw.verses && Array.isArray(raw.verses)) {
-    // thiagobodruk: flat verses list [{chapter,verse,text} …]
     const tmp = [];
     raw.verses.forEach(v => {
       const c = v.chapter - 1;
@@ -54,58 +49,61 @@ try {
     const normalised = {};
     for (const [book, data] of Object.entries(raw)) {
       const norm = normaliseBook(data);
-      if (!norm) throw new Error(`Ismeretlen struktúra a(z) ${book} könyvnél`);
+      if (!norm) throw new Error(`Ismeretlen struktúra: ${book}`);
       normalised[book] = norm;
     }
     LOCAL_BIBLE = normalised;
     console.log("📖  KJV memória‑cache kész (", Object.keys(LOCAL_BIBLE).length, "könyv ).");
   }
 } catch (e) {
-  console.warn("⚠️  Helyi kjv.json nem olvasható vagy ismeretlen formátum; marad a Bible‑API", e.message);
+  console.warn("⚠️  Helyi kjv.json nem olvasható vagy hibás – Bible‑API fallback", e.message);
   LOCAL_BIBLE = null;
 }
 
 /* ------------------------------------------------------------------
-   2)  Book név → ID (Bible‑API /data végpont)                  
+   2)  Book név → ID (Bible‑API /data)                    
 ------------------------------------------------------------------ */
-const BOOK_IDS = { Genesis: "GEN", Exodus: "EXO", Leviticus: "LEV", Numbers: "NUM", Deuteronomy: "DEU", Joshua: "JOS", Judges: "JDG", Ruth: "RUT", "1 Samuel": "1SA", "2 Samuel": "2SA", "1 Kings": "1KI", "2 Kings": "2KI", "1 Chronicles": "1CH", "2 Chronicles": "2CH", Ezra: "EZR", Nehemiah: "NEH", Esther: "EST", Job: "JOB", Psalms: "PSA", Proverbs: "PRO", Ecclesiastes: "ECC", "Song of Solomon": "SNG", Isaiah: "ISA", Jeremiah: "JER", Lamentations: "LAM", Ezekiel: "EZK", Daniel: "DAN", Hosea: "HOS", Joel: "JOL", Amos: "AMO", Obadiah: "OBA", Jonah: "JON", Micah: "MIC", Nahum: "NAM", Habakkuk: "HAB", Zephaniah: "ZEP", Haggai: "HAG", Zechariah: "ZEC", Malachi: "MAL", Matthew: "MAT", Mark: "MRK", Luke: "LUK", John: "JHN", Acts: "ACT", Romans: "ROM", "1 Corinthians": "1CO", "2 Corinthians": "2CO", Galatians: "GAL", Ephesians: "EPH", Philippians: "PHP", Colossians: "COL", "1 Thessalonians": "1TH", "2 Thessalonians": "2TH", "1 Timothy": "1TI", "2 Timothy": "2TI", Titus: "TIT", Philemon: "PHM", Hebrews: "HEB", James: "JAS", "1 Peter": "1PE", "2 Peter": "2PE", "1 John": "1JN", "2 John": "2JN", "3 John": "3JN", Jude: "JUD", Revelation: "REV" };
-const toBookId = n => BOOK_IDS[n] || n.slice(0, 3).toUpperCase();
+const BOOK_IDS = { Genesis:"GEN", Exodus:"EXO", Leviticus:"LEV", Numbers:"NUM", Deuteronomy:"DEU", Joshua:"JOS", Judges:"JDG", Ruth:"RUT", "1 Samuel":"1SA", "2 Samuel":"2SA", "1 Kings":"1KI", "2 Kings":"2KI", "1 Chronicles":"1CH", "2 Chronicles":"2CH", Ezra:"EZR", Nehemiah:"NEH", Esther:"EST", Job:"JOB", Psalms:"PSA", Proverbs:"PRO", Ecclesiastes:"ECC", "Song of Solomon":"SNG", Isaiah:"ISA", Jeremiah:"JER", Lamentations:"LAM", Ezekiel:"EZK", Daniel:"DAN", Hosea:"HOS", Joel:"JOL", Amos:"AMO", Obadiah:"OBA", Jonah:"JON", Micah:"MIC", Nahum:"NAM", Habakkuk:"HAB", Zephaniah:"ZEP", Haggai:"HAG", Zechariah:"ZEC", Malachi:"MAL", Matthew:"MAT", Mark:"MRK", Luke:"LUK", John:"JHN", Acts:"ACT", Romans:"ROM", "1 Corinthians":"1CO", "2 Corinthians":"2CO", Galatians:"GAL", Ephesians:"EPH", Philippians:"PHP", Colossians:"COL", "1 Thessalonians":"1TH", "2 Thessalonians":"2TH", "1 Timothy":"1TI", "2 Timothy":"2TI", Titus:"TIT", Philemon:"PHM", Hebrews:"HEB", James:"JAS", "1 Peter":"1PE", "2 Peter":"2PE", "1 John":"1JN", "2 John":"2JN", "3 John":"3JN", Jude:"JUD", Revelation:"REV" };
+const toBookId = name => BOOK_IDS[name] || name.slice(0,3).toUpperCase();
 
 /* ------------------------------------------------------------------
-   3)  Rate‑limiter Bible‑API‑hoz (token‑bucket 15/30 s)          
+   3)  Bible‑API rate‑limit (token‑bucket 15/30 s)
 ------------------------------------------------------------------ */
 let tokens = 15;
-setInterval(() => (tokens = 15), 30_000);
-const limitedFetch = async (url, opts) => {
+setInterval(() => { tokens = 15; }, 30_000);
+async function limitedFetch(url, opts) {
   while (tokens === 0) await delay(200);
   tokens--;
   const r = await fetch(url, opts);
   if (r.status === 429) {
-    const retry = +r.headers.get("Retry-After") * 1000 || 5000;
+    const retry = (+r.headers.get("Retry-After") || 5) * 1000;
     await delay(retry);
     return limitedFetch(url, opts);
   }
   return r;
-};
+}
 
 /* ------------------------------------------------------------------
-   4)  Egyszerű mem‑cache                                            
+   4)  Mem‑cache segédek
 ------------------------------------------------------------------ */
-const verseCache = new Map();   // key → {text, exp}
-const metaCache  = new Map();   // book → {chapters[], exp}
-const getCache = (map, k) => { const v = map.get(k); return v && v.exp > Date.now() ? v.data : undefined; };
-const setCache = (map, k, d, ttl = 3_600_000) => map.set(k, { data: d, exp: Date.now() + ttl });
+const verseCache = new Map();  // "Book ch:v" -> text
+const metaCache  = new Map();  // "Book" -> [verseCounts]
+function getCache(map, key) {
+  const v = map.get(key);
+  return v && v.exp > Date.now() ? v.data : undefined;
+}
+function setCache(map, key, data, ttl=3_600_000) {
+  map.set(key, { data, exp: Date.now()+ttl });
+}
 
 /* ------------------------------------------------------------------
-   5)  Helyi vagy online vers‑fetch                                 
+   5)  Verse fetch – local preferred
 ------------------------------------------------------------------ */
 function getLocalVerse(book, ch, v) {
-  const b = LOCAL_BIBLE?.[book];
-  return b?.[ch - 1]?.[v - 1] || null;
+  return LOCAL_BIBLE?.[book]?.[ch-1]?.[v-1] ?? null;
 }
 function getLocalChapterCounts(book) {
-  const arr = LOCAL_BIBLE?.[book];
-  return arr ? arr.map(ch => ch.length) : null;
+  return LOCAL_BIBLE?.[book]?.map(ch => ch.length) ?? null;
 }
 
 async function fetchEnglishVerse(book, ch, v) {
@@ -113,14 +111,14 @@ async function fetchEnglishVerse(book, ch, v) {
   const cached = getCache(verseCache, ref);
   if (cached) return cached;
 
-  // 1) helyi
+  // Local first
   const local = getLocalVerse(book, ch, v);
   if (local) { setCache(verseCache, ref, local); return local; }
 
-  // 2) online
+  // Fallback online
   const url = `https://bible-api.com/${encodeURIComponent(ref)}?translation=kjv`;
   const r = await limitedFetch(url);
-  if (!r.ok) throw new Error(`Bible-API verse error ${r.status}`);
+  if (!r.ok) throw new Error(`Bible‑API verse error ${r.status}`);
   const j = await r.json();
   const txt = j.text.trim();
   setCache(verseCache, ref, txt);
@@ -128,17 +126,29 @@ async function fetchEnglishVerse(book, ch, v) {
 }
 
 /* ------------------------------------------------------------------
-   6)  /api/meta – helyi előnyben, különben API, végül brute-force  
+   6)  Meta fetch (chapter verse counts)
 ------------------------------------------------------------------ */
+async function bruteForceChapters(book) {
+  const counts = [];
+  for (let ch=1; ch<=200; ch++) {
+    const url = `https://bible-api.com/${encodeURIComponent(book+" "+ch)}?translation=kjv`;
+    const r = await limitedFetch(url);
+    if (!r.ok) break;
+    const j = await r.json();
+    counts.push(j.verses.at(-1).verse);
+  }
+  return counts;
+}
+
 async function fetchMetaChapters(book) {
-  const c1 = getCache(metaCache, book);
-  if (c1) return c1;
+  const cached = getCache(metaCache, book);
+  if (cached) return cached;
 
-  // a) helyi JSON
+  // local
   const local = getLocalChapterCounts(book);
   if (local?.length) { setCache(metaCache, book, local); return local; }
 
-  // b) Bible-API /data
+  // /data endpoint
   try {
     const url = `https://bible-api.com/data/kjv/${toBookId(book)}`;
     const r = await limitedFetch(url);
@@ -146,8 +156,63 @@ async function fetchMetaChapters(book) {
       const j = await r.json();
       let chapters = [];
       if (Array.isArray(j.chapters)) {
-        chapters = j.chapters.map(c => parseInt(c.verses_count ?? c.verse_count ?? (Array.isArray(c.verses) ? c.verses.length : 0) ?? (c.verse_ids?.length ?? 0), 10));
+        chapters = j.chapters.map(c => parseInt(c.verses_count ?? c.verse_count ?? (Array.isArray(c.verses)?c.verses.length:0) ?? (c.verse_ids?.length??0),10));
       } else if (j.chapters && typeof j.chapters === "object") {
-        chapters = Object.keys(j.chapters).sort((a,b)=>a-b).map(k => {
-          const o = j.chapters[k];
-          return parseInt(o.verses_count ?? o.verse_count ?? (Array.isArray(o.verses) ? o.verses.length : 0) ?? (
+        chapters = Object.keys(j.chapters).sort((a,b)=>a-b).map(k=>{
+          const o=j.chapters[k];
+          return parseInt(o.verses_count ?? o.verse_count ?? (Array.isArray(o.verses)?o.verses.length:0) ?? (o.verse_ids?.length??0),10);
+        });
+      }
+      if (chapters.some(n=>n>1)) { setCache(metaCache, book, chapters); return chapters; }
+    }
+  } catch(e){ console.warn("/data endpoint fail", e.message); }
+
+  // brute-force fallback
+  const bf = await bruteForceChapters(book);
+  if (bf.length) { setCache(metaCache, book, bf); return bf; }
+
+  throw new Error("Meta fetch failed for "+book);
+}
+
+/* ------------------------------------------------------------------
+   7)  Routes
+------------------------------------------------------------------ */
+app.post("/api/analyze", async (req, res) => {
+  const { book, chapter, verse } = req.body || {};
+  try {
+    const engVerse = await fetchEnglishVerse(book, +chapter, +verse);
+    const openAIRes = await fetch("https://api.openai.com/v1/chat/completions", {
+      method: "POST",
+      headers: { "Content-Type":"application/json", Authorization:`Bearer ${process.env.OPENAI_KEY}` },
+      body: JSON.stringify({
+        model: "gpt-4o-mini",
+        messages:[
+          { role:"system", content:"Fordítsd magyarra a megadott Biblia‑verset, majd első szám első személyben, legfeljebb két rövid bekezdésben magyarázd el, hogyan kapcsolódik a mai mesterséges intelligencia dilemmáihoz." },
+          { role:"user", content:`Verse (KJV): \"${engVerse}\" — ${book} ${chapter}:${verse}` }
+        ],
+        temperature:0.9,
+        max_tokens:300
+      })
+    });
+    if (!openAIRes.ok) throw new Error("OpenAI API hiba");
+    const data = await openAIRes.json();
+    res.json({ output: data.choices[0].message.content.trim() });
+  } catch(err) {
+    console.error(err);
+    res.status(500).json({ error: err.message });
+  }
+});
+
+app.get("/api/meta", async (req, res) => {
+  const { book } = req.query;
+  if (!book) return res.status(400).json({ error:"Missing book" });
+  try {
+    const chapters = await fetchMetaChapters(book);
+    res.json({ chapters });
+  } catch(err) {
+    console.error(err);
+    res.status(500).json({ error: err.message });
+  }
+});
+
+app.listen(PORT, () => console.log("🚀  Fut a", PORT, "porton"));